He played college football for the Fresno State Bulldogs and was selected by the Carolina Panthers in the second round (58th overall) of the 2006 NFL draft.

Marshall attended Alain Leroy Locke Senior High School in Los Angeles, California and won All-League and All-CIF honors.

Marshall spent the first part of his career in the nickelback role, playing behind Chris Gamble and Ken Lucas.

The play involved Marshall intercepting a fake field goal flick from the holder to the kicker and running it back for a touchdown.

[4] Marshall signed a three-year contract worth 16 million dollars as an unrestricted free agent with the Miami Dolphins on March 14, 2012.